Commit 050dfc09 authored by Sergey Organov's avatar Sergey Organov Committed by Greg Kroah-Hartman

tty: serial_core: fix error code returned by uart_register_driver()

uart_register_driver() returned -ENOMEM on any error, even when
tty_register_driver() call returned another one, such as -EBUSY.
Signed-off-by: default avatarSergey Organov <sorganov@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent bdbd0a7f
......@@ -2507,7 +2507,7 @@ static const struct tty_port_operations uart_port_ops = {
int uart_register_driver(struct uart_driver *drv)
{
struct tty_driver *normal;
int i, retval;
int i, retval = -ENOMEM;
BUG_ON(drv->state);
......@@ -2559,7 +2559,7 @@ int uart_register_driver(struct uart_driver *drv)
out_kfree:
kfree(drv->state);
out:
return -ENOMEM;
return retval;
}
/**
......
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